An established ecommerce business building high-performance mobile products used by millions of shoppers every day. We’re looking for a seasoned Senior iOS Developer to help deliver fast, intuitive, and reliable app experiences that drive conversion, engagement, and customer loyalty. Role Overview As a Senior iOS Developer, you’ll collaborate with product, design, and engineering teams to build new features, optimise performance, and ensure our apps stay ahead of Apple’s latest platform updates. You’ll work across modern Swift and legacy Objective-C codebases, ensuring clean architecture, high-quality testing, and smooth releases to the App Store. Responsibilities ● Build and ship new ecommerce app features ● Maintain compatibility with the latest iOS platform updates ● Write clean, testable, maintainable Swift and Objective-C code ● Refactor legacy components to improve performance and stability ● Debug and enhance existing functionality ● Contribute to scalable API design ● Set up and run A/B tests to validate UX and product decisions ● Manage the full release cycle via App Store and TestFlight Must-Have Skills ● 5 years of native iOS development ● Expert Swift and Objective-C ● Experience modernising legacy Objective-C codebases ● Strong understanding of iOS SDK fundamentals ● Experience with SwiftUI, Storyboards and XIBs ● Knowledge of MVVM and clean architecture principles ● Strong understanding of async/await and concurrency ● Experience with CI/CD pipelines ● Proven App Store release experience ● Strong unit and UI testing skills ● Excellent communication and problem-solving abilities Nice to Have ● A/B testing tools (e.g., Firebase) ● StoreKit, in-app purchases, payment integrations ● Familiarity with Apple HIG ● Experience with performance optimisation and profiling ● Exposure to scalable API development Eligo Recruitment is acting as an Employment Business in relation to this vacancy. Eligo is proud to be an equal opportunity employer dedicated to fostering diversity and creating an inclusive and equitable environment for employees and applicants. We actively celebrate and embrace differences, including but not limited to race, colour, religion, sex, sexual orientation, gender identity, national origin, veteran status, and disability. We encourage applications from individuals of all backgrounds and experiences and all will be considered for employment without discrimination. At Eligo Recruitment diversity, equity and inclusion is integral to achieving our mission to ensure every workplace reflects the richness of human diversity